73. A student dissolves 0.0100 mole of an unknown weak base in 100.0 mL water and titrates the solution with 0.100 M HNO;. After 40.0 mL of 0.100 M HNO3 was added, the pH of the resulting solution was 8.00. Calcu- late the K, value for the weak base.

73. A student dissolves 0.0100 mole of an unknown weak base in 100.0 mL water and titrates the solution with 0.100 M HNO;. After 40.0 mL of 0.100 M HNO3 was added, the pH of the resulting solution was 8.00. Calcu- late the K, value for the weak base.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

73. A student dissolves 0.0100 mole of an unknown weak
base in 100.0 mL water and titrates the solution with
0.100 M HNO;. After 40.0 mL of 0.100 M HNO3 was
added, the pH of the resulting solution was 8.00. Calcu-
late the K, value for the weak base.

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